Back in the day, my friend John and I would stay at the bar until closing, losing ourselves in each other’s playful antics on the dance floor. We often looked ridiculous, but we didn’t care. Years later, I heard John became a cop. When I saw him out at a bar, I excitedly ran over to tackle him (a common greeting among my friends and I) but then stopped dead in my tracks when I noticed it. The alertness in his posture. The stiffness in his stance. His…
